//
// UIWebView+StringMetrics.m
//
// Created by Buzz Andersen on 12/1/08.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//


#import "UIWebView+SFHFStringMetrics.h"


@implementation UIWebView (SFHFStringMetrics)

- (CGSize) sizeOfDocument {
	NSString *javascriptString = @"\"{\" + document.documentElement.clientWidth + \", \" + document.documentElement.clientHeight + \"}\"";
	NSString *sizeString = [self stringByEvaluatingJavaScriptFromString: javascriptString];
		
	if (!sizeString || [sizeString length] < 1) {
		return CGSizeZero;
	}
	
	return CGSizeFromString(sizeString);
}

@end
